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t_print.c revision 1.2 
      1 /*	$NetBSD: t_print.c,v 1.2 2014/12/03 13:10:49 christos Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2014 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Christos Zoulas.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 #include <sys/cdefs.h>
     32 __RCSID("$NetBSD: t_print.c,v 1.2 2014/12/03 13:10:49 christos Exp $");
     33 
     34 #include "netinet/in_print.c"
     35 
     36 #include <atf-c.h>
     37 
     38 static const struct {
     39 	struct in_addr ia;
     40 	const char *str;
     41 	int len;
     42 } tst[] = {
     43 	{
     44 		{	.s_addr = ntohl(INADDR_LOOPBACK)	},
     45 		"127.0.0.1",
     46 		9,
     47 	},
     48 	{
     49 		{	.s_addr = ntohl(INADDR_ANY)		},
     50 		"0.0.0.0",
     51 		7,
     52 	},
     53 	{
     54 		{	.s_addr = ntohl(IN_CLASSC_NET)		},
     55 		"255.255.255.0",
     56 		13,
     57 	},
     58 	{
     59 		{	.s_addr = ntohl(INADDR_ALLHOSTS_GROUP)	},
     60 		"224.0.0.1",
     61 		9,
     62 	},
     63 };
     64 
     65 
     66 ATF_TC(in_print);
     67 ATF_TC_HEAD(in_print, tc)
     68 {
     69 
     70 	atf_tc_set_md_var(tc, "descr", "printing of struct in_addr");
     71 }
     72 
     73 ATF_TC_BODY(in_print, tc)
     74 {
     75 	char buf[INET_ADDRSTRLEN];
     76 	int r;
     77 	size_t l = sizeof(buf);
     78 
     79 	for (size_t i = 0; i < __arraycount(tst); i++) {
     80 		r = in_print(buf, l, &tst[i].ia);
     81 		ATF_REQUIRE_STREQ(buf, tst[i].str);
     82 		ATF_REQUIRE_EQ(r, tst[i].len);
     83 	}
     84 
     85 	l = 8;
     86 	for (size_t i = 0; i < __arraycount(tst); i++) {
     87 		r = in_print(buf, l, &tst[i].ia);
     88 		ATF_CHECK(strncmp(buf, tst[i].str, l - 1) == 0);
     89 		ATF_REQUIRE_EQ(buf[l - 1], '\0');
     90 		ATF_REQUIRE_EQ(r, tst[i].len);
     91 	}
     92 }
     93 
     94 ATF_TC(sin_print);
     95 ATF_TC_HEAD(sin_print, tc)
     96 {
     97 
     98 	atf_tc_set_md_var(tc, "descr", "printing of sockaddr_in");
     99 }
    100 
    101 ATF_TC_BODY(sin_print, tc)
    102 {
    103 	char buf[1024];
    104 	char res[1024];
    105 	int r, e;
    106 	size_t l = sizeof(buf);
    107 	struct sockaddr_in sin;
    108 	memset(&sin, 0, sizeof(sin));
    109 
    110 	for (size_t i = 0; i < __arraycount(tst); i++) {
    111 		sin.sin_addr = tst[i].ia;
    112 		sin.sin_port = (in_port_t)htons(i);
    113 		r = sin_print(buf, l, &sin);
    114 		if (i == 0)
    115 			e = snprintf(res, sizeof(res), "%s", tst[i].str);
    116 		else
    117 			e = snprintf(res, sizeof(res), "%s:%zu", tst[i].str, i);
    118 
    119 		ATF_REQUIRE_STREQ(buf, res);
    120 		ATF_REQUIRE_EQ(r, e);
    121 	}
    122 
    123 	l = 14;
    124 	for (size_t i = 0; i < __arraycount(tst); i++) {
    125 		sin.sin_addr = tst[i].ia;
    126 		sin.sin_port = (in_port_t)htons(i);
    127 		r = sin_print(buf, l, &sin);
    128 		if (i == 0)
    129 			e = snprintf(res, l, "%s", tst[i].str);
    130 		else
    131 			e = snprintf(res, l, "%s:%zu", tst[i].str, i);
    132 
    133 		ATF_REQUIRE_STREQ(buf, res);
    134 		ATF_REQUIRE_EQ(r, e);
    135 	}
    136 }
    137 
    138 ATF_TP_ADD_TCS(tp)
    139 {
    140 
    141 	ATF_TP_ADD_TC(tp, in_print);
    142 	ATF_TP_ADD_TC(tp, sin_print);
    143 	return atf_no_error();
    144 }
    145